class Factorial {
	public static void main(String[] a) {
		System.out.println(new Fac().ComputeFac(10));
	}
}
class Fac {
    public int ComputeFac(int num) {
        int cnt;
        cnt = 10;
        int s;
        s=0;
        while (true) {
        	s = s + cnt;
        	cnt = cnt -1;
        }
        return 0;
    }
}
